Show data table
| 1970 | 80.4 Mt | 1989 | 178.66 Mt | 2008 | 555.16 Mt |
| 1971 | 86.19 Mt | 1990 | 208.47 Mt | 2009 | 573.21 Mt |
| 1972 | 96.24 Mt | 1991 | 230.23 Mt | 2010 | 576.75 Mt |
| 1973 | 114.73 Mt | 1992 | 244.53 Mt | 2011 | 585.92 Mt |
| 1974 | 121.7 Mt | 1993 | 243.31 Mt | 2012 | 592.48 Mt |
| 1975 | 124.1 Mt | 1994 | 277.55 Mt | 2013 | 612.63 Mt |
| 1976 | 143.2 Mt | 1995 | 283.37 Mt | 2014 | 636.54 Mt |
| 1977 | 150.16 Mt | 1996 | 294.16 Mt | 2015 | 629.49 Mt |
| 1978 | 146.3 Mt | 1997 | 307.29 Mt | 2016 | 642.31 Mt |
| 1979 | 136.29 Mt | 1998 | 307.05 Mt | 2017 | 666.38 Mt |
| 1980 | 116.4 Mt | 1999 | 335.86 Mt | 2018 | 661.45 Mt |
| 1981 | 115.22 Mt | 2000 | 353.94 Mt | 2019 | 712.58 Mt |
| 1982 | 141.37 Mt | 2001 | 368.16 Mt | 2020 | 735.87 Mt |
| 1983 | 159.67 Mt | 2002 | 384.32 Mt | 2021 | 784.26 Mt |
| 1984 | 157.08 Mt | 2003 | 405.6 Mt | 2022 | 792.06 Mt |
| 1985 | 167.24 Mt | 2004 | 434.97 Mt | 2023 | 816.13 Mt |
| 1986 | 156.03 Mt | 2005 | 468.99 Mt | 2024 | 828.99 Mt |
| 1987 | 164.96 Mt | 2006 | 506.05 Mt | | |
| 1988 | 166.45 Mt | 2007 | 538.53 Mt | | |
Show data table
| 1970 | 2.76 t | 1989 | 3.15 t | 2008 | 7.35 t |
| 1971 | 2.87 t | 1990 | 3.57 t | 2009 | 7.5 t |
| 1972 | 3.11 t | 1991 | 3.84 t | 2010 | 7.45 t |
| 1973 | 3.6 t | 1992 | 4 t | 2011 | 7.48 t |
| 1974 | 3.71 t | 1993 | 3.96 t | 2012 | 7.46 t |
| 1975 | 3.67 t | 1994 | 4.51 t | 2013 | 7.62 t |
| 1976 | 4.11 t | 1995 | 4.56 t | 2014 | 7.81 t |
| 1977 | 4.18 t | 1996 | 4.68 t | 2015 | 7.62 t |
| 1978 | 3.94 t | 1997 | 4.83 t | 2016 | 7.66 t |
| 1979 | 3.55 t | 1998 | 4.76 t | 2017 | 7.84 t |
| 1980 | 2.92 t | 1999 | 5.13 t | 2018 | 7.68 t |
| 1981 | 2.74 t | 2000 | 5.33 t | 2019 | 8.19 t |
| 1982 | 3.19 t | 2001 | 5.46 t | 2020 | 8.39 t |
| 1983 | 3.47 t | 2002 | 5.65 t | 2021 | 8.87 t |
| 1984 | 3.29 t | 2003 | 5.9 t | 2022 | 8.85 t |
| 1985 | 3.37 t | 2004 | 6.19 t | 2023 | 9.01 t |
| 1986 | 3.03 t | 2005 | 6.53 t | 2024 | 9.05 t |
| 1987 | 3.09 t | 2006 | 6.9 t | | |
| 1988 | 3.02 t | 2007 | 7.22 t | | |